La fuerza y el movimiento (Forces and Motion)

The US president is the face of the United States to the rest of the world. However, he or she doesn’t have unlimited power within the country. The president has certain powers given by the Constitution, including the ability to make treaties, appoint some important government officials, and veto laws. Readers learn the many duties of the president in simple, clear language appropriate for both younger readers and older readers looking for a succinct review of the topic. Fact boxes supplement the main content with important details about checks and balances, amendments, and more that affect...

Kids often play with magnets, yet they don't learn how these playthings work for many years. Practical knowledge from their play can help them learn more about magnetism, and so can this book. Specially written for those with reading challenges or readers looking for a review, the main text covers important vocabulary, magnetic fields, and a discussion of why metals and magnets come together. Diagrams and succinct fact boxes offer additional ways to learn each concept and explain some ideas in greater detail.

Hace diecisiete años surgió la idea de crear el primer banco de alimentos en Chile. La motivación era una: evitar la destrucción de bienes que pueden ser usados o consumidos por personas que los necesitan. Pero el camino para lograrlo estuvo lleno de obstáculos, desde una ley que no daba cabida a la donación de alimentos, hasta una sociedad que cerraba los ojos ante el hambre de miles de personas. Hizo falta mucho esfuerzo, dedicación y el compromiso de un grupo de personas que no descansaron ante la convicción de que nada sobra, y que el sueño de acabar con el hambre en Chile es un...

En este libro la autora comparte con nosotros sus vivencias estivales, el encuentro con sus catorce nietos, las divertidas anécdotas, los temas que van surgiendo: la naturaleza, el amor, la vejez, la violencia, la pobreza, la amistad... y sus reflexiones sobre la vida y el paso del tiempo.

The London Eye opened on March 9, 2000. Although it hasn't been there long, the London Eye has already become an iconic symbol of London. No trip to London is complete without a visit to the London Eye! Learn about the history and creation of Europe's tallest observation wheel as you build your arithmetic skills! This Spanish math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, engaging sidebars, practice problems, and math diagrams make learning math relevant and fun. Text features include a table of ...

Is conversational Spanish turning a little too tricky for you? Do you have no idea on how to order a meal or book a room at a hotel? If your answer to any of the previous questions was ‘Yes’, then this book is for you! If there’s even been something tougher than learning the grammar rules of a new language, it’s finding the way to speak with other people in that tongue. Any student knows this – we can try our best at practicing, but you always want to avoid making embarrassing mistakes or not getting your message through correctly. ‘How do I get out of this situation?’ many...